Muji aluminum Stationery Set MUJI Aluminum Pen Case Box, 6017515mm (product code 15398270) Muji Aluminium Propelling Pencil 0.5mm (product code 18616015) Muji Aluminium Hexagonal Pen 0.7mm (product code 18616022) Muji Aluminium Ruler, with drawing edge, 15cm. A desk essential. (product code 61443706)